Home / 161,861.29-242,816.94-55,220.27

Finding the Fourth Proportional to 161,861.29, 242,816.94 and 55,220.27

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Solution

The fourth proportional to 161,861.29, 242,816.94 and 55,220.27 is: 82,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,861.29 : 242,816.94 = 55,220.27 : x
  2. Step 2: Convert to fraction form
    161,861.29/242,816.94 = 55,220.27/x
  3. Step 3: Cross multiply
    161,861.29x = 242,816.94 × 55,220.27
  4. Step 4: Simplify right side
    161,861.29x = 13,408,415,773.29
  5. Step 5: Solve for x
    x = 13,408,415,773.29/161,861.29
  6. Step 6: Final answer
    x = 82,838.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.